ECOWITT WN31, Руководство пользователя, Страница: 21 / 23

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8. Specification
Power: 2 AA batteries(not included)
Sensor Size: 123x42x14mm
Frequency: 915/868/433MHz depending on
location
(North American: 915MHz; Europe: 868MHz;
Other areas: 433MHz)
Temperature range: -40°C – 60°C (14°F -
140°F)
Temperature resolution: 0.1°C, or 0.1°F
Temperature accuracy: ± 1°C / ±0.2°C (Probe
version)
Humidity range: 10% ~ 99%
Humidity resolution: 1%
Humidity accuracy: ± 5% / ±1.8% (Probe
version)
Sensor reporting interval: about 60 seconds
Note: A low battery icon will display on the
APP to indicate the battery status of the
sensor(s).